31379381320
31,379,381,320 is an even composite number composed of seven prime numbers multiplied together.
31379381320 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of two hundred fifty-six divisors.
Prime factorization of 31379381320:
23 × 5 × 7 × 17 × 113 × 227 × 257
(2 × 2 × 2 × 5 × 7 × 17 × 113 × 227 × 257)See below for interesting mathematical facts about the number 31379381320 from the Numbermatics database.
Names of 31379381320
- Cardinal: 31379381320 can be written as Thirty-one billion, three hundred seventy-nine million, three hundred eighty-one thousand, three hundred twenty.
Scientific notation
- Scientific notation: 3.137938132 × 1010
Factors of 31379381320
Divisors of 31379381320
- Number of divisors d(n): 256
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Complete list of divisors:
1 2 4 5 7 8 10 14 17 20 28 34 35 40 56 68 70 85 113 119 136 140 170 226 227 238 257 280 340 452 454 476 514 565 595 680 791 904 908 952 1028 1130 1135 1190 1285 1582 1589 1799 1816 1921 2056 2260 2270 2380 2570 3164 3178 3598 3842 3859 3955 4369 4520 4540 4760 5140 6328 6356 7196 7684 7718 7910 7945 8738 8995 9080 9605 10280 12712 13447 14392 15368 15436 15820 15890 17476 17990 19210 19295 21845 25651 26894 27013 29041 30583 30872 31640 31780 34952 35980 38420 38590 43690 51302 53788 54026 58082 58339 61166 63560 67235 71960 76840 77180 87380 102604 107576 108052 116164 116678 122332 128255 134470 135065 145205 152915 154360 174760 179557 203287 205208 216104 232328 233356 244664 256510 268940 270130 290410 291695 305830 359114 406574 408373 436067 466712 493697 513020 537880 540260 580820 583390 611660 718228 813148 816746 872134 897785 987394 991763 1016435 1026040 1080520 1161640 1166780 1223320 1436456 1626296 1633492 1744268 1795570 1974788 1983526 2032870 2041865 2180335 2333560 2468485 3052469 3266984 3455879 3488536 3591140 3949576 3967052 4065740 4083730 4360670 4936970 4958815 6104938 6592307 6911758 6942341 7182280 7934104 8131480 8167460 8721340 9873940 9917630 12209876 13184614 13823516 13884682 15262345 16334920 17279395 17442680 19747880 19835260 24419752 26369228 27647032 27769364 30524690 32961535 34558790 34711705 39670520 46146149 52738456 55538728 61049380 65923070 69117580 69423410 92292298 112069219 122098760 131846140 138235160 138846820 184584596 224138438 230730745 263692280 277693640 369169192 448276876 461461490 560346095 784484533 896553752 922922980 1120692190 1568969066 1845845960 2241384380 3137938132 3922422665 4482768760 6275876264 7844845330 15689690660 31379381320
- Sum of all divisors σ(n): 86908930560
- Sum of proper divisors (its aliquot sum) s(n): 55529549240
- 31379381320 is an abundant number, because the sum of its proper divisors (55529549240) is greater than itself. Its abundance is 24150167920
Bases of 31379381320
- Binary: 111010011100101101101011100010010002
- Hexadecimal: 0x74E5B5C48
- Base-36: EEYH1L4
Squares and roots of 31379381320
- 31379381320 squared (313793813202) is 984665572025964942400
- 31379381320 cubed (313793813203) is 30898196457278678868521435968000
-
The
square root of 31379381320 is 177142.2629413997 -
The
cube root of 31379381320 is 3154.1435793883
Scales and comparisons
How big is 31379381320?- 31,379,381,320 seconds is equal to 997 years, 39 weeks, 6 days, 6 hours, 48 minutes, 40 seconds.
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To count from 1 to 31,379,381,320 would take you about one thousand, nine hundred ninety-five years!
This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)
- A cube with a volume of 31379381320 cubic inches would be around 262.8 feet tall.
Recreational maths with 31379381320
- 31379381320 backwards is 02318397313
- 31379381320 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 31379381320's digits is 40
- More coming soon!
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